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43697cb0 VG |
1 | /* |
2 | * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License version 2 as | |
6 | * published by the Free Software Foundation. | |
7 | * | |
8 | * Borrowed heavily from MIPS | |
9 | */ | |
10 | ||
11 | #include <linux/module.h> | |
12 | #include <linux/uaccess.h> | |
13 | ||
14 | int fixup_exception(struct pt_regs *regs) | |
15 | { | |
16 | const struct exception_table_entry *fixup; | |
17 | ||
18 | fixup = search_exception_tables(instruction_pointer(regs)); | |
19 | if (fixup) { | |
20 | regs->ret = fixup->fixup; | |
21 | ||
22 | return 1; | |
23 | } | |
24 | ||
25 | return 0; | |
26 | } | |
27 | ||
28 | #ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE | |
29 | ||
30 | long arc_copy_from_user_noinline(void *to, const void __user * from, | |
31 | unsigned long n) | |
32 | { | |
33 | return __arc_copy_from_user(to, from, n); | |
34 | } | |
35 | EXPORT_SYMBOL(arc_copy_from_user_noinline); | |
36 | ||
37 | long arc_copy_to_user_noinline(void __user *to, const void *from, | |
38 | unsigned long n) | |
39 | { | |
40 | return __arc_copy_to_user(to, from, n); | |
41 | } | |
42 | EXPORT_SYMBOL(arc_copy_to_user_noinline); | |
43 | ||
44 | unsigned long arc_clear_user_noinline(void __user *to, | |
45 | unsigned long n) | |
46 | { | |
47 | return __arc_clear_user(to, n); | |
48 | } | |
49 | EXPORT_SYMBOL(arc_clear_user_noinline); | |
50 | ||
51 | long arc_strncpy_from_user_noinline (char *dst, const char __user *src, | |
52 | long count) | |
53 | { | |
54 | return __arc_strncpy_from_user(dst, src, count); | |
55 | } | |
56 | EXPORT_SYMBOL(arc_strncpy_from_user_noinline); | |
57 | ||
58 | long arc_strnlen_user_noinline(const char __user *src, long n) | |
59 | { | |
60 | return __arc_strnlen_user(src, n); | |
61 | } | |
62 | EXPORT_SYMBOL(arc_strnlen_user_noinline); | |
63 | #endif |